The Brule Formation was deposited between 34 and 30 million years ago,
roughly the Rupelian (Oligocene). It is a sequence of fine grained clastic rocks ...
Nov 28, 2007 ... The Brule Formation is composed of pinkish/brown to gray/green complexly
interbedded claystones, calcareous mudstones, siltstones, ...
The tannish brown Brule Formation was deposited between 30 and 34 million
years ago. As the climate began to dry and cool, the forest gave way to open ...
Badlands Fossils, including the White River Badlands, Badlands of South Dakota
(Brule Formation) and Proximal Areas. The page within: Fossil Sites ...
equivalent marine rocks make up the Fox Hills Formation and Pierre Shale in ... (
Eocene), the Chadron Formation (Eocene), the Brule Formation (Oligocene), ...
Oreodont fossils are especially common in the Brule Formation of the White River
Badlands of South Dakota, U.S. This formation is composed of river deposits ...
The Brulc formation as it is exposed in the Big Badlands of South Dakota is
divided ... portion oi the Brule formation as it occurs in northwestern Nebraska.
Oct 23, 2012 ... The original description of the Sharps Formation  described a strata occurring
between the Monroe Creek Formation and the Brule Formation ...
Jan 1, 1986 ... m) of terrigenous sediment. divisible into the Chadron Formation and Brule.
Formation (Orella and Whitney members) on criteria similar to ...
ella Member, Brule Formation, Sioux County,. Nebraska. Discussion.-Burke (
1934) originally as- signed two species to Paradjidaumo, P. minor. (Douglass ...